diff --git a/hwe/scenario/scenario_2900.json b/hwe/scenario/scenario_2900.json
index 2a920cd5..8ed6ffe4 100644
--- a/hwe/scenario/scenario_2900.json
+++ b/hwe/scenario/scenario_2900.json
@@ -32,7 +32,8 @@
     "const": {
         "randGenFirstName": ["근거리", "원거리", "대포", "슈퍼"],
         "randGenMiddleName": [""],
-        "randGenLastName": [" 미니언"]
+        "randGenLastName": [" 미니언"],
+        "npcMessageFreqByDay": 1
     },
     "general":[
         [0, "가렌", null, 10, "성도", 101, 97, 49, 11, 2009, 2200, null, null, "내 검과 심장은 데마시아의 것이다."],
diff --git a/hwe/scenario/scenario_2901.json b/hwe/scenario/scenario_2901.json
index cfc655d7..c6a17653 100644
--- a/hwe/scenario/scenario_2901.json
+++ b/hwe/scenario/scenario_2901.json
@@ -35,7 +35,7 @@
         "randGenLastName": [" 미니언"],
         "npcBanMessageProb": 0,
         "npcSeizureMessageProb": 0,
-        "npcMessageFreqByDay": 8,
+        "npcMessageFreqByDay": 1,
         "availableSpecialWar": [
             "che_귀병",
             "che_신산",
diff --git a/hwe/scenario/scenario_2903.json b/hwe/scenario/scenario_2903.json
index fba5b8a0..1bb4ccc0 100644
--- a/hwe/scenario/scenario_2903.json
+++ b/hwe/scenario/scenario_2903.json
@@ -36,7 +36,8 @@
         "scenarioEffect": "event_StrongAttacker",
         "availableInstantAction": {
             "instantRetreat": true
-        }
+        },
+        "npcMessageFreqByDay": 1
     },
     "general":[
         [0, "가렌", null, 10, "성도", 101, 97, 49, 11, 2009, 2200, null, null, "내 검과 심장은 데마시아의 것이다."],
diff --git a/hwe/scenario/scenario_2904.json b/hwe/scenario/scenario_2904.json
index 908106aa..acab55d0 100644
--- a/hwe/scenario/scenario_2904.json
+++ b/hwe/scenario/scenario_2904.json
@@ -39,7 +39,7 @@
         },
         "npcBanMessageProb": 0,
         "npcSeizureMessageProb": 0,
-        "npcMessageFreqByDay": 8,
+        "npcMessageFreqByDay": 1,
         "availableSpecialWar": [
             "che_귀병",
             "che_신산",